After the markets close on Tuesday, Discover Financial (DFS), AT&T (T) and Yum! (YUM) are scheduled to report.

Netflix (NFLX) is spiking in premarket trading after announcing earnings of 86 cents a share, 3 cents higher than estimates, and $1.27 billion in revenue. The streaming giant also said it plans to raise prices by $1 or $2 per month to fund its library expansion.

European markets moved higher, boosted by M&A movement in the pharmaceutical sector. Novartis (NVS), GlaxoSmithKline (GSK) and Eli Lilly (LLY) have entered into a multibillion-dollar deal, while rumors of a takeover offer from Pfizer (PFE) sent AstraZeneca (AZN) shares higher. London's FTSE moved 1.04% higher to 6,694.24, Germany's DAX was up 1.34% to 9,535.79, and France's CAC 40 gained 0.94% to 4,473.35.

Japan's Nikkei closed 0.85% lower to 14,388.77 as Japanese companies prepare to report earnings and issue guidance for the fiscal year ending March 2015.